Home / 25,951.14-38,877.48-15,398.87

Finding the Fourth Proportional to 25,951.14, 38,877.48 and 15,398.87

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Solution

The fourth proportional to 25,951.14, 38,877.48 and 15,398.87 is: 23,069.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,951.14 : 38,877.48 = 15,398.87 : x
  2. Step 2: Convert to fraction form
    25,951.14/38,877.48 = 15,398.87/x
  3. Step 3: Cross multiply
    25,951.14x = 38,877.48 × 15,398.87
  4. Step 4: Simplify right side
    25,951.14x = 598,669,066.06
  5. Step 5: Solve for x
    x = 598,669,066.06/25,951.14
  6. Step 6: Final answer
    x = 23,069.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.